There are 225 electrical substations in the subway system. Some of them have been around for close to 100 years.
Los Angeles deserves its reputation as the quintessential car city—the rhythms of its 2,200 square miles are dictated by wide ...
Cincinnati Metro is debuting the first two of its new advanced fleet on Earth Day.
For more than 140 years, the bicycle chain has barely changed. Inspired Cycle Engineering (ICE), a UK-based recumbent trike ...
The LAX SkyLink Automated People Mover train system is on the move. The long-awaited transport system that eventually will ...
Cities are hotter than the surrounding countryside. Paved surfaces such as asphalt and concrete trap heat and release it at ...